Home / 4,554.60-6,828.04-1,432.68

Finding the Fourth Proportional to 4,554.60, 6,828.04 and 1,432.68

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Solution

The fourth proportional to 4,554.60, 6,828.04 and 1,432.68 is: 2,147.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,554.60 : 6,828.04 = 1,432.68 : x
  2. Step 2: Convert to fraction form
    4,554.60/6,828.04 = 1,432.68/x
  3. Step 3: Cross multiply
    4,554.60x = 6,828.04 × 1,432.68
  4. Step 4: Simplify right side
    4,554.60x = 9,782,396.35
  5. Step 5: Solve for x
    x = 9,782,396.35/4,554.60
  6. Step 6: Final answer
    x = 2,147.81

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.